25) The acceleration of gravity on the Moon is only one-sixth of that on Earth. If you hit a baseball
on the Moon with the same effort (and at the speed and angle) that you would on Earth, the
ball would lan

19)You are throwing a ball for the second time. If the ball leaves your hand with twice the
velocity it had on your first throw, its horizontal range R (compared to your first serve) would
be

16) An Olympic athlete throws a javelin at four different angles above the horizontal, each with
the same speed: 30e, 40e, 60e, and 80e. Which two throws cause the javelin to land the same distance away